/*
 * Copyright (c) 2009, EzWare
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without 
 * modification, are permitted provided that the following conditions 
 * are met:
 * 
 * Redistributions of source code must retain the above copyright notice, 
 * this list of conditions and the following disclaimer.Redistributions 
 * in binary form must reproduce the above copyright notice, this list of 
 * conditions and the following disclaimer in the documentation and/or 
 * other materials provided with the distribution.Neither the name of the 
 * EzWare nor the names of its contributors may be used to endorse or 
 * promote products derived from this software without specific prior 
 * written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 
 * POSSIBILITY OF SUCH DAMAGE.
 * 
 */

package org.chaser.tools

import scala.swing._
import org.chaser.action._
import org.chaser.tools._
import java.beans._
import javax.swing.Icon
import javax.swing.ImageIcon

/**
 * The button which is when clicked shows dropdown menu constructed from actions in the action group
 */
class DropMenuButton( actions: ActionGroup ) extends ToggleButton( actions.title ) {
  
    private val popup: PopupMenu = PopupMenu( new PopupMenu, actions.toList );
  	popup.peer.addPropertyChangeListener( "visible", new PropertyChangeListener() {
  	  
  	   def propertyChange(e: PropertyChangeEvent) {
  		   DropMenuButton.this.peer.setSelected( popup.peer.isVisible );
  	   }
  	  
  	});
   
	action = new Action( actions.title ) {
		icon = new CompoundIcon( true, actions.icon, DropMenuButton.ARROW_ICON );
        
		def apply() {
			popup.show( DropMenuButton.this, 0, DropMenuButton.this.peer.getHeight-1 );
		}
	}
  
}


private object DropMenuButton extends PackageResources {
    lazy val ARROW_ICON: Icon = getIcon( this.getClass(), "drop-arrow.png")  
}

